Spread Windows Forms 12.0 Product Documentation
GetChildVisible Method

FarPoint.Win.Spread Assembly > FarPoint.Win.Spread Namespace > SheetView Class : GetChildVisible Method
Child view to show
Gets whether to show the child view on this sheet when the parent row is expanded.
Public Function GetChildVisible( _
   ByVal child As SheetView _
) As Boolean
Dim instance As SheetView
Dim child As SheetView
Dim value As Boolean
value = instance.GetChildVisible(child)
public bool GetChildVisible( 
   SheetView child


Child view to show

Return Value

Boolean: true if the child sheet is displayed; false otherwise
If this method returns true and the parent row of the child view is expanded, the child view is displayed; otherwise, the child view is not displayed.
This example illustrates the use of this member by returning whether the child view is visible.
DataSet ds = new System.Data.DataSet();
DataTable name; 
DataTable city; 
DialogResult dlg;
name = ds.Tables.Add("Customers"); 
name.Columns.AddRange(new DataColumn[] {new DataColumn("LastName", typeof(string)), new DataColumn("FirstName", typeof(string)),
new DataColumn("ID", typeof(Int32))}); 
name.Rows.Add(new object[] {"Fielding", "William", 0}); 
name.Rows.Add(new object[] {"Williams", "Arthur", 1}); 
name.Rows.Add(new object[] {"Zuchini", "Theodore", 2}); 
city = ds.Tables.Add("City/State"); 
city.Columns.AddRange(new DataColumn[] {new DataColumn("City", typeof(string)), new DataColumn("Owner", typeof(Int32)), new
DataColumn("State", typeof(string))}); 
city.Rows.Add(new object[] {"Atlanta", 0, "Georgia"}); 
city.Rows.Add(new object[] {"Boston", 1, "Mass."}); 
city.Rows.Add(new object[] {"Tampa", 2, "Fla."}); 
ds.Relations.Add("City/State", name.Columns["ID"], city.Columns["Owner"]);
fpSpread1.ActiveSheet.DataSource = ds;  
fpSpread1.ActiveSheet.DataMember = "Customers";
fpSpread1.ActiveSheet.SetColumnWidth(2, 150);
fpSpread1.ActiveSheet.ExpandRow(0, true);
dlg = MessageBox.Show("Do you want to see if the child is visible?", "GetChildVisible", MessageBoxButtons.YesNo);
if (dlg == DialogResult.Yes)
    bool b;
    FarPoint.Win.Spread.SheetView sv;
    sv = fpSpread1.ActiveSheet.GetChildView(1, 0);
    b = fpSpread1.ActiveSheet.GetChildVisible(sv);
    label1.Text = b.ToString();
Dim ds As New System.Data.DataSet()
Dim name As DataTable
Dim city As DataTable
Dim dlg As DialogResult
name = ds.Tables.Add("Customers")
name.Columns.AddRange(New DataColumn() {New DataColumn("LastName", Type.GetType("System.String")), New DataColumn("FirstName",
Type.GetType("System.String")), New DataColumn("ID", Type.GetType("System.Int32"))})
name.Rows.Add(New Object() {"Fielding", "William", 0})
name.Rows.Add(New Object() {"Williams", "Arthur", 1})
name.Rows.Add(New Object() {"Zuchini", "Theodore", 2})
city = ds.Tables.Add("City/State")
city.Columns.AddRange(New DataColumn() {New DataColumn("City", Type.GetType("System.String")), New DataColumn("Owner", Type.GetType("System.Int32")),
New DataColumn("State", Type.GetType("System.String"))})
city.Rows.Add(New Object() {"Atlanta", 0, "Georgia"})
city.Rows.Add(New Object() {"Boston", 1, "Mass."})
city.Rows.Add(New Object() {"Tampa", 2, "Fla."})
ds.Relations.Add("City/State", name.Columns("ID"), city.Columns("Owner"))
FpSpread1.ActiveSheet.DataSource = ds
FpSpread1.ActiveSheet.DataMember = "Customers"
FpSpread1.ActiveSheet.SetColumnWidth(2, 150)
FpSpread1.ActiveSheet.ExpandRow(0, True)
dlg = MessageBox.Show("Do you want to see if the child is visible?", "GetChildVisible", MessageBoxButtons.YesNo)
If dlg = DialogResult.Yes Then
    Dim b As Boolean
    Dim sv As FarPoint.Win.Spread.SheetView
    sv = FpSpread1.ActiveSheet.GetChildView(1, 0)
    b = FpSpread1.ActiveSheet.GetChildVisible(sv)
    Label1.Text = b.ToString()
End If
See Also


SheetView Class
SheetView Members

User-Task Documentation

Working with Hierarchical Data Display